Comptes rendus Danielle Trudeau, Bruno Paoli, Henri Besse, Anne-Marie Chabrolle-Cerretini, Federico Albano Leoni, Geneviève Clerico and Gleb Netchvolodov HEL, 38 2 (2016) 153-175 Published online: 01 February 2017 DOI: 10.1051/hel/2016380211